时态复习课件.ppt

1、现在进行时现在进行时:Present Progressive概念概念:表示现在正在发生的动作表示现在正在发生的动作结构结构:be(is,am,are)+doing标志语：标志语：Look!、Listen!、now一般在动词原形后+ing以不发音的e结尾的，去e，+ing重读闭音节以一个辅音字母结尾的，双写这一字母+ing动词动词-ing形式的构成：形式的构成：writingtakinggettingrunningswimminggoinggoaskwritetakegetrunswimasking1.The twins _(wash)the clothes now.2.Look!He _(pl

2、ay)basketball over there.3.Listen!_ Sally _(sing)?are washingis playingIssingingHow often do you?(once a week,twice,never)I have a friend.His/Her name is.He/She plays.一般现在时一般现在时:Present Simple概念概念:表示习惯、经常性的动作表示习惯、经常性的动作结构结构:do、does标志语：标志语：usually、often、never、sometimes、once a week、twice a month、every

3、 year1.The twins _(wash)the clothes every day.2.Sometimes he _(play)basketball over there.3.How often _ Sally _(sing)?washplaysdoessing-What did you do last Sunday morning?-I went to.morningwentafternoonvisitednightLast Sunday morning,my friend.In the afternoon,he/she.And at night,he/shemorningwenta

4、fternoonvisitednight一般过去时一般过去时:Past Simple概念概念:表示过去发生的动作表示过去发生的动作结构结构:did标志语：标志语：yesterday、.ago、in 1992、last week/month动词动词-ed形式的构成：形式的构成：在动词后加-ed以字母e 结尾的动词，只+d“辅音字母+y”，变y 为i,再+ed重读闭音节以一个辅音字母结尾的，双写+edwant answermove diecarry crystopplanwantedmoved diedcarried criedstoppedplannedanswered1.The twins _

5、(wash)the clothes yesterday.2.The day before yesterday he _(play)basketball over there.3._ Sally _(sing)two hours ago?washedplayedDidsing1.The twins _(wash)the clothes now.2.Look!He _(play)basketball over there.3.Listen!_ Sally _(sing)?are washingis playingIssinging1.The twins wash(wash)the clothes

6、every day.2.Sometimes he plays(play)basketball over there.3.How often doesSally sing(sing)?1.The twins washed(wash)the clothes yesterday.2.The day before yesterday he played(play)basketball over there.3.DidSally sing(sing)two hours ago?-Have you packed yet?-Yes,I have packed.No,I havent pack the tow

7、elspack the cameraXwater the plants现在完成时现在完成时:Present Perfect概念概念:表示已经发生的动作表示已经发生的动作结构结构:has done、have done标志语：标志语：already、yet、ever、never、since、for、getgoeatare docutgot gottenwent goneate eatencut cutwere beendid donetakeswimdrinkhavecomeputseetook takenswam swumdrank drunkput puthad hadcame comesaw

8、 seen1.The twins _(wash)the clothes for an hour.2.He _(play)basketball since three years ago.3.How long _ Sally _(sing)yet?have washedhas playedhassung1.The twins _(wash)the clothes now.2.Look!He _(play)basketball over there.3.Listen!_ Sally _(sing)?are washingis playingIssinging1.The twins wash(was

9、h)the clothes every day.2.Sometimes he plays(play)basketball over there.3.How often doesSally sing(sing)?1.The twins washed(wash)the clothes yesterday.2.The day before yesterday he played(play)basketball over there.3.DidSally sing(sing)two hours ago?过去进行时过去进行时:Past Progressive概念概念:表示过去正在发生的动作表示过去正在发

10、生的动作结构结构:be(was，were)+doing标志语：标志语：at 8:00 yesterday、when、while、一般将来时一般将来时:Future Simple概念概念:表示将要发生的动作表示将要发生的动作结构结构:will do、shall do、be(is、am、are)going to do标志语：标志语：tomorrow、in.、nextgetgotwill getis knockinghave beendoes surfwas readinghaveheardwentwould putDidhappenwas doingdoesnt rainwill goDo playwont callhas workedwalkedhad startediscomesis drawingmoveddidnt haveusedhasstudieswill visitComposition:I（你的过去、现在和将来）（你的过去、现在和将来）Write an article about yourself,tell us your past、your present and your future.